<template>
  <div class="login-container">
    <el-form
      ref="loginFormData"
      :model="loginFormData"
      :rules="loginRulesData"
      class="login-form"
      autocomplete="on"
      label-position="left"
    >

      <div class="title-container">
        <h3 class="title">Login Form</h3>
      </div>

      <el-form-item prop="sysUserLoginName">
        <span class="svg-container">
          <svg-icon icon-class="user" />
        </span>
        <el-input
          ref="username"
          v-model="loginFormData.sysUserLoginName"
          placeholder="请输入用户名"
          name="sysUserLoginName"
          type="text"
          tabindex="1"
          autocomplete="on"
        />
      </el-form-item>

      <el-tooltip v-model="capsTooltip" content="Caps lock is On" placement="right" manual>
        <el-form-item prop="sysUserPwd">
          <span class="svg-container">
            <svg-icon icon-class="password" />
          </span>
          <el-input
            :key="passwordType"
            ref="password"
            v-model="loginFormData.sysUserPwd"
            :type="passwordType"
            placeholder="请输入密码"
            name="sysUserPwd"
            tabindex="2"
            autocomplete="on"
            @keyup.native="checkCapslock"
            @blur="capsTooltip = false"
            @keyup.enter.native="handleLogin"
          />
          <span class="show-pwd" @click="showPwd">
            <svg-icon :icon-class="passwordType === 'password' ? 'eye' : 'eye-open'" />
          </span>
        </el-form-item>
      </el-tooltip>
      <el-form-item prop="verificationCode">
        <span class="svg-container">
          <svg-icon icon-class="verificationCode" />
        </span>
        <el-input
          ref="username"
          v-model="loginFormData.verificationCode"
          placeholder="请输入验证码"
          name="verificationCode"
          type="text"
          tabindex="1"
          autocomplete="on"
        />
      </el-form-item>
      <img :src="loginFormData.img" width="150" height="50" @click="verificationCode">
      <el-button
        :loading="loading"
        type="primary"
        style="width:100%;margin-bottom:30px;"
        @click.native.prevent="sendMst('loginFormData')"
      >Login
      </el-button>

      <div style="position:relative">
        <div class="tips">
          <span>Username : admin</span>
          <span>Password : any</span>
        </div>
        <div class="tips">
          <span style="margin-right:18px;">Username : editor</span>
          <span>Password : any</span>
        </div>

        <el-button class="thirdparty-button" type="primary" @click="showDialog=true">
          Or connect with
        </el-button>
      </div>
    </el-form>

    <el-dialog title="Or connect with" :visible.sync="showDialog">
      <br>
      <br>
      <br>
      <social-sign />
    </el-dialog>
  </div>
</template>

<script>
import SocialSign from './components/SocialSignin'
import { captcha } from '@/api/momo/SysMain.js'

export default {
  name: 'Login',
  components: { SocialSign },
  data() {
    return {
      loginFormData: {
        sysUserLoginName: '',
        sysUserPwd: '',
        verificationCode: '',
        verUUidCode: '',
        username: '',
        password: '',
        img: ''
      },
      loginRulesData: {
        sysUserLoginName: [{ required: true, message: '请输入登录名', trigger: 'blur' }],
        sysUserPwd: [{ required: true, message: '请输入密码', trigger: 'blur' }],
        verificationCode: [{ required: true, message: '请输入验证码', trigger: 'blur' }]
      },
      passwordType: 'password',
      capsTooltip: false,
      loading: false,
      showDialog: false,
      redirect: undefined,
      otherQuery: {}
    }
  },
  computed: {
  },
  watch: {
    $route: {
      handler: function(route) {
        const query = route.query
        if (query) {
          this.redirect = query.redirect
          this.otherQuery = this.getOtherQuery(query)
        }
      },
      immediate: true
    }
  },
  created() {
    window.addEventListener('storage', this.afterQRScan)
    this.open7()
    this.verificationCode()
    // 页面刚进入时开启长连接
    this.$store.dispatch('STAFF_WEBSOCKET')
    this.onmessage()
    // this.initWebSocket()
  },
  destroyed() {
    // window.removeEventListener('storage', this.afterQRScan)
    // 页面销毁时关闭长连接
    this.websocketclose()
  },
  methods: {
    onmessage() {
      this.$store.getters.STAFF_UPDATE.onmessage = function(evt) {
        console.log(evt)
      }
    },
    websocketClose() {
      this.$store.getters.WEBSOCKET_CLOSE = function(evt) {
        console.log(evt)
      }
    },
    sendMst() {
      // 调用websocket的send方法，发送数据
    // content需要处理掉回车
      this.$store.getters.STAFF_UPDATE.send(JSON.stringify({
        'heart': false,
        'type': 'message',
        'problemId': 1,
        'memberId': 2,
        'content': '内容'
      }))
    },
    checkCapslock({ shiftKey, key } = {}) {
      if (key && key.length === 1) {
        if (shiftKey && (key >= 'a' && key <= 'z') || !shiftKey && (key >= 'A' && key <= 'Z')) {
          this.capsTooltip = true
        } else {
          this.capsTooltip = false
        }
      }
      if (key === 'CapsLock' && this.capsTooltip === true) {
        this.capsTooltip = false
      }
    },
    showPwd() {
      if (this.passwordType === 'password') {
        this.passwordType = ''
      } else {
        this.passwordType = 'password'
      }
      this.$nextTick(() => {
        this.$refs.password.focus()
      })
    },
    handleLogin(formName) {
      this.$refs[formName].validate(valid => {
        if (valid) {
          this.loading = true
          this.$store.dispatch('user/login', this.loginFormData)
            .then(res => {
              if (res.status === -1) {
                this.verificationCode()
              } else {
                this.$router.push({ path: this.redirect || '/', query: this.otherQuery })
              }
              this.loading = false
            })
            .catch(() => {
              this.loading = false
            })
        } else {
          console.log('error submit!!')
          return false
        }
      })
    },
    getOtherQuery(query) {
      return Object.keys(query).reduce((acc, cur) => {
        if (cur !== 'redirect') {
          acc[cur] = query[cur]
        }
        return acc
      }, {})
    },
    verificationCode() {
      captcha().then(res => {
        res = res.data
        this.loginFormData.img = res.imgType + res.baseImg
        this.loginFormData.verUUidCode = res.verUUidCode
      })
    },
    open7() {
      this.$notify({
        duration: 10000,
        title: '免责声明',
        message: '该cloud项目提供给学习微服务者使用，商业纠纷与开发团队无关'
      })
    }
    // afterQRScan() {
    //   if (e.key === 'x-admin-oauth-code') {
    //     const code = getQueryObject(e.newValue)
    //     const codeMap = {
    //       wechat: 'code',
    //       tencent: 'code'
    //     }
    //     const type = codeMap[this.auth_type]
    //     const codeName = code[type]
    //     if (codeName) {
    //       this.$store.dispatch('LoginByThirdparty', codeName).then(() => {
    //         this.$router.push({ path: this.redirect || '/' })
    //       })
    //     } else {
    //       alert('第三方登录失败')
    //     }
    //   }
    // }
  }
}
</script>

<style lang="scss">
  /* 修复input 背景不协调 和光标变色 */
  /* Detail see https://github.com/PanJiaChen/vue-element-admin/pull/927 */

  $bg: #283443;
  $light_gray: #fff;
  $cursor: #fff;

  @supports (-webkit-mask: none) and (not (cater-color: $cursor)) {
    .login-container .el-input input {
      color: $cursor;
    }
  }

  /* reset element-ui css */
  .login-container {
    .el-input {
      display: inline-block;
      height: 47px;
      width: 85%;

      input {
        background: transparent;
        border: 0px;
        -webkit-appearance: none;
        border-radius: 0px;
        padding: 12px 5px 12px 15px;
        color: $light_gray;
        height: 47px;
        caret-color: $cursor;

        &:-webkit-autofill {
          box-shadow: 0 0 0px 1000px $bg inset !important;
          -webkit-text-fill-color: $cursor !important;
        }
      }
    }

    .el-form-item {
      border: 1px solid rgba(255, 255, 255, 0.1);
      background: rgba(0, 0, 0, 0.1);
      border-radius: 5px;
      color: #454545;
    }
  }
</style>

<style lang="scss" scoped>
  $bg: #2d3a4b;
  $dark_gray: #889aa4;
  $light_gray: #eee;

  .login-container {
    min-height: 100%;
    width: 100%;
    background-color: $bg;
    overflow: hidden;

    .login-form {
      position: relative;
      width: 520px;
      max-width: 100%;
      padding: 160px 35px 0;
      margin: 0 auto;
      overflow: hidden;
    }

    .tips {
      font-size: 14px;
      color: #fff;
      margin-bottom: 10px;

      span {
        &:first-of-type {
          margin-right: 16px;
        }
      }
    }

    .svg-container {
      padding: 6px 5px 6px 15px;
      color: $dark_gray;
      vertical-align: middle;
      width: 30px;
      display: inline-block;
    }

    .title-container {
      position: relative;

      .title {
        font-size: 26px;
        color: $light_gray;
        margin: 0px auto 40px auto;
        text-align: center;
        font-weight: bold;
      }
    }

    .show-pwd {
      position: absolute;
      right: 10px;
      top: 7px;
      font-size: 16px;
      color: $dark_gray;
      cursor: pointer;
      user-select: none;
    }

    .thirdparty-button {
      position: absolute;
      right: 0;
      bottom: 6px;
    }

    @media only screen and (max-width: 470px) {
      .thirdparty-button {
        display: none;
      }
    }
  }
</style>
